<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form action="#"  method="get"  autocomplete="on">
    <label for="username"></label>用户名:
    <input type="text"  id="username" name="username"/><br/>
    <button type="submit">提交</button>
    <button type="reset">重置</button>
</form>
</body>
</html>